Disconnect spark plug wires from spark plugs (12405) by grasping, twisting and pulling the molded cap using Spark Plug Wire Remover T74P-6666-A. Position wires out of way.
Section 03-01B: Engine, 5.0L and 5.8L MFI | 1996 F-150, F-250, F-350 and Bronco Vehicles Equipped with 5.0L or 5.8L MFI Engines Workshop Manual |
| Description | Tool Number |
|---|---|
| Spark Plug Wire Remover | T74P-6666-A |
Left Side Valve Cover
Removal
Remove crankcase ventilation tube (6758) from valve cover.
If equipped with air conditioning, remove serpentine drive belt (8620) and compressor-to-bracket bolts and position out of way.
Disconnect radio ignition interference capacitor (18801), electrical connector and coil wire from coil.
Disconnect electrical connector and vacuum harness from EGR vacuum regulator solenoid (9J459).
Disconnect electrical connector and vacuum harness from secondary air injection vacuum regulator solenoid (9S448).
Remove nut from ignition coil mounting bracket to exhaust manifold stud and two nuts for coil mounting bracket and remove coil and bracket.
Disconnect spark plug wires from spark plugs (12405) by grasping, twisting and pulling the molded cap using Spark Plug Wire Remover T74P-6666-A. Position wires out of way.
Unclip spark plug wires from valve cover and position wires out of way.
Remove clips securing wiring harness to valve cover and position wiring harness out of way.
Remove valve cover attaching bolts and remove valve cover.
Installation
CAUTION: Do not use solutions such as brake cleaner, carburetor cleaner, etc., as these solutions can leave a residue on the machined surfaces. Use only a cleaner which meets or exceeds Ford specification WSE-M5B392-A, such as Metal Surface Cleaner F4AZ-19A536-RA or equivalent.
NOTE: Be sure to position gasket so that chamfered edge and stamping are facing up.
Clean and inspect gasket surfaces. Inspect the gasket sealing surface for damage and distortion due to overtightening of the bolts. Repair and straighten as required. Place the new valve cover gaskets (6584) on the cylinder head sealing surface.
Follow removal procedure in reverse order. Tighten valve cover attaching bolts to 16-20 Nm (12-15 lb-ft).
To install serpentine drive belt, refer to belt routing decal.
Right Side Valve Cover
Removal
Remove upper intake manifold (9424). Refer to Intake Manifold, Upper removal procedure in the In-Vehicle Service portion of this section.
Remove EGR valve.
Remove positive crankcase ventilation valve (PCV valve) (6A666) from valve cover.
Remove clips securing wiring harness to valve cover and position wiring harness out of way.
Disconnect spark plug wires from spark plugs by grasping, twisting and pulling the molded cup using Spark Plug Wire Remover T74P-6666-A.
Unclip spark plug wires from valve cover and position wires out of way.
Remove valve cover attaching bolts and remove valve cover.
Installation
CAUTION: Do not use solutions such as brake cleaner, carburetor cleaner, etc., as these solutions can leave a residue on the machined surfaces. Use only a cleaner which meets or exceeds Ford specification WSE-M5B392-A, such as Metal Surface Cleaner F4AZ-19A536-RA or equivalent.
NOTE: Be sure to position gasket so that chamfered edge and stamping are facing up.
Clean and inspect gasket surfaces. Inspect the gasket sealing surface for damage and distortion due to overtightening of the bolts. Repair and straighten as required. Place the new valve cover gaskets on the cylinder head sealing surface.
Follow removal procedure in reverse order. Tighten valve cover attaching bolts to 16-20 Nm (12-15 lb-ft).
To install serpentine drive belt, refer to belt routing decal.